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Light earthquake, 4 mag was detected near False Pass in Alaska

Posted by admin on May 27, 2018 0 Comments

Earthquake location 52.93S, -163.0691WA light earthquake magnitude 4 (ml/mb) has struck on Sunday, 214 km S of False Pass, Alaska (133 miles). The earthquake occurred at a depth of 30.19 km (19 miles) below the earth’s surface. Global time and date of event 27/05/18 / 2018-05-27 20:00:30 / May 27, 2018 @ 8:00 pm UTC/GMT. Exact location, longitude -163.0691° West, latitude 52.93° North, depth = 30.19 km. All ids that are associated to the event: us1000ed15. Unique identifier: us1000ed15. The 4-magnitude earthquake has occurred at 09:00:30 / 9:00 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been four, in the last 10 days four, in the past 30 days eight and in the last 365 days ninety-one earthquakes of magnitude 3.0 or greater that have been detected nearby.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 214 km S of False Pass, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -163.0691° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.93° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 30.19 km Depth of the event in kilometers.
Place 214km S of False Pass, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-05-27 20:00:30 Time when the event occurred. UTC/GMT
Updated 2018-05-27 20:18:21 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 246 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.84 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.02 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 220 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000ed15 Id of event.
Event Code 1000ed15 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000ed15, A comma-separated list of event ids that are associated to an event.

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